GO-2025-3751

    Dashboard / Vulnerabilities / GO-2025-3751

    GO-2025-3751

    Published: 11 Jun 2025Last Modified: 17 Feb 2026

    Summary: Sensitive headers not cleared on cross-origin redirect in net/http

    Details: Proxy-Authorization and Proxy-Authenticate headers persisted on cross-origin redirects potentially leaking sensitive information.

    References: https://go.dev/cl/679257, https://go.dev/issue/73816, https://groups.google.com/g/golang-announce/c/ufZ8WpEsA3A

    Affected packages

    Package

    Name: stdlib

    Purl: pkg:golang/stdlib

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -1.23.10

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GO-2025-3751 | CVE-DB